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Finding the Fourth Proportional to 174,149.54, 240,103.89 and 112,787.32

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Solution

The fourth proportional to 174,149.54, 240,103.89 and 112,787.32 is: 155,502.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,149.54 : 240,103.89 = 112,787.32 : x
  2. Step 2: Convert to fraction form
    174,149.54/240,103.89 = 112,787.32/x
  3. Step 3: Cross multiply
    174,149.54x = 240,103.89 × 112,787.32
  4. Step 4: Simplify right side
    174,149.54x = 27,080,674,151.85
  5. Step 5: Solve for x
    x = 27,080,674,151.85/174,149.54
  6. Step 6: Final answer
    x = 155,502.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.